Essential Oil Constituents of the Iranian Yarrow Growing Wild in North-East of Tehran

Essential oil constituents of the dried aerial parts of yarrow (Achiiiea millefolium L. ssp. millefolium) growing wild in Emamzadeh Aii (Haraz road, north-east of Tehran-lran)were studied by TLC , GC,and GC/MS methods. Twelve volatile constituents were identified. The oil consisted mainly of monoterpenes (72.04%).1,8-Cineole (14.25%) was the dominant component of the oil, while, 4-terpineol (11.71 %), pulegone (8.57 %), borneol (8.21 %),"n-terpineol (8.21 %), and camphor (5.35 %) were the other main constituents of the oil.